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| author |   Michael S. Tsirkin <mst@redhat.com> | 2014-04-28 16:08:23 +0300 |
|---|---|---|
| committer |   Juan Quintela <quintela@redhat.com> | 2014-05-05 22:15:03 +0200 |
| commit | a890a2f9137ac3cf5b607649e66a6f3a5512d8dc (patch) | |
| tree | f2556f0707b771bb328990b803c2a660dec88faa /target-openrisc/exception_helper.c | |
| parent | virtio-net: out-of-bounds buffer write on load (diff) | |
| download | qemu-a890a2f9137ac3cf5b607649e66a6f3a5512d8dc.tar.xz qemu-a890a2f9137ac3cf5b607649e66a6f3a5512d8dc.zip | |
virtio: validate config_len on load
Malformed input can have config_len in migration stream
exceed the array size allocated on destination, the
result will be heap overflow.
To fix, that config_len matches on both sides.
CVE-2014-0182
Reported-by: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
--
v2: use %ix and %zx to print config_len values
Signed-off-by: Juan Quintela <quintela@redhat.com>
Diffstat (limited to 'target-openrisc/exception_helper.c')
0 files changed, 0 insertions, 0 deletions